Kestrel pocket wind and weather meters are manufacturered by Nielsen-Kellerman, where weather is serious business. Kestrel engineers are determined to make the most accurate and reliable hand-held weather devices available.
Every single Kestrel manufactured at Nielsen-Kellerman is calibrated for every single value, either directly against NIST-traceable standards or against an intermediary standard that is calibrated daily. Every unit is shipped with a FREE Certificate of Conformity that states what calibrations were performed, and the certified performance specifications.
